42516369

素因数分解:

$3^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:670

約数の個数: 36

約数和(自身を含む): 71921460

約数和(自身を除く): 29405091

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 229, 421, 441, 687, 1263, 1603, 2061, 2947, 3789, 4809, 8841, 11221, 14427, 20629, 26523, 33663, 61887, 96409, 100989, 185661, 289227, 674863, 867681, 2024589, 4724041, 6073767, 14172123, 42516369]

約数ペア:

[(1, 42516369), (3, 14172123), (7, 6073767), (9, 4724041), (21, 2024589), (49, 867681), (63, 674863), (147, 289227), (229, 185661), (421, 100989), (441, 96409), (687, 61887), (1263, 33663), (1603, 26523), (2061, 20629), (2947, 14427), (3789, 11221), (4809, 8841)]